AirHint found the following cheapest return flights from Singapore (SIN) to Zurich (ZRH) in September 2025 (see full year).

Return flights

19 Sep - 22 Sep	Air India
19 Sep - 21 Sep	Air India
19 Sep - 30 Sep	Turkish Airlines
25 Sep - 09 Oct	Qatar Airways
22 Sep - 29 Sep	IndiGo
28 Sep - 12 Oct	Air India
21 Sep - 01 Oct	Air France
22 Sep - 06 Oct	IndiGo
23 Sep - 30 Sep	Turkish Airlines
22 Sep - 30 Sep	Emirates
28 Sep - 05 Oct	Turkish Airlines
26 Sep - 30 Sep	Turkish Airlines
26 Sep - 29 Sep	Air India
22 Sep - 28 Sep	Air India
25 Sep - 28 Sep	Air India
25 Sep - 05 Oct	Turkish Airlines
28 Sep - 08 Oct	Emirates
30 Sep - 12 Oct	Emirates
29 Sep - 03 Oct	Etihad Airways
30 Sep - 02 Oct	Qatar Airways

Also check the deals for one-way flights from Singapore to Zurich in September.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Singapore to Zurich in September from 512€

Return flights